Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MADISON KATHERINE ISKIERKA MD
NPI 1144962523
Psychiatry & Neurology - Psychiatry in Phoenix, AZ

Q: What is the provider's specialty?

The provider's specialty is Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.

Active since April 07, 2022PECOS EnrolledAccepts Medicare Assignment

1300 N 12TH ST STE 320, PHOENIX, AZ 85006(602) 521-3050(602) 521-3046 Get Directions Write a Review

NPPES record last updated: July 9, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 9, 2026, Apr 7, 2022 (2 updates tracked since 2022).

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About Madison Katherine Iskierka Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MADISON KATHERINE ISKIERKA MD (NPI 1144962523) is an individual psychiatry provider in Phoenix, Arizona, licensed in Arizona (72776) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1144962523

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameMADISON KATHERINE ISKIERKACredential: MD

Location Address1300 N 12TH ST STE 320Phoenix, AZ 85006-2858

Mailing Address9409 Van Buren St NeBlaine, MN 55434-2441 · (763) 447-8583

Phone(602) 521-3050

Fax(602) 521-3046

Sole ProprietorYes

Medical School CMSOtherGraduated 2022

Enumeration DateApril 7, 2022

Last NPPES UpdateJuly 9, 20262 updates tracked since enumeration

NPPES CertifiedJuly 9, 2026

✔ NPI 1144962523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in AZ · 72776

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

1300 N 12TH ST STE 320, Phoenix, AZ 85006

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Plan, Inc., UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Madison Katherine Iskierka Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID749669372

PECOS Enrollment IDI20251024001634

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85006 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$168.60 typical visit price

range $55.44 – $168.60

Typical copayment $42.15 (range $13.86 – $42.15)

Most-billed visit code 99205

Established Patient

$69.24 typical visit price

range $17.72 – $137.41

Typical copayment $17.31 (range $4.43 – $34.35)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.